Graco E Series Instructions-Parts List Manual
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Graco E Series Instructions-Parts List Manual

Graco E Series Instructions-Parts List Manual

Airless paint sprayer
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This manual contains IMPORTANT
WARNINGS AND INSTRUCTIONS
READ AND RETAIN FOR REFERENCE
230
ELECTRIC,
VAC
bar MAXIMUM
WORKING PRESSURE
Complete sprayer with hose, gun, RAC lV@,
U.S.
PATENT NO. 4,323,741, 4,397,610
PATENTED 1983, CANADA
AND OTHER PATENTS PENDING
NOTE: See Index on page
.
of
Using Fluids Containing Halogenated Hydrocarbons
Hazard
Never use 1 ,1, 1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluidscontaining
such solvents in this equipment. Such use could result in a serious chemical reaction, with the possibility of explo-
sion, which could cause death, serious bodily injury and/or substantial property damage.
Consult your fluid suppliers to ensure that the fluids being used are compatible with aluminum and zinc parts.
Refer to the Technical Data on page 43 for more information.
GRACO INC. P.O. BOX
2
WARNING
COPYRIGHT 1983, GRACO INC.
MINNEAPOLIS, MN 55440-1444
Rev G
Supersedes D

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Summary of Contents for Graco E Series

  • Page 1 Consult your fluid suppliers to ensure that the fluids being used are compatible with aluminum and zinc parts. Refer to the Technical Data on page 43 for more information. GRACO INC. P.O. BOX MINNEAPOLIS, MN 55440-1444 COPYRIGHT 1983, GRACO INC.

  • Page 2: Table Of Contents

    Its function is to drive the displacement pump at the rate needed to supply sufficient paint volume Graco high pressure spray guns have a trigger safety at the selected pressure. Working together, the pressure which prevents accidental triggering when it is engaged.
  • Page 3 WHIP END HOSE CONTRACTOR GUN 517 SIZE SWITCHTIP Fig 3-1...
  • Page 4 FOR PROFESSIONAL USE ONLY. OBSERVE ALL WARNINGS FLUID INJECTION HAZARD General Safety Latch Safety This equipment generates very high fluid pressure. Spray from the gun, leaks or ruptured components can inject fluid through gun safety latch in the closed or"safe"position, making the gun inoperative.
  • Page 5 HOSE SAFETY MOVING PARTS HAZARD the hoses can be very dangerous. I f the High pressure fluid Moving parts can pinch or amputate your fingers or other body hose develops a leak, split or rupture due to any kind of wear, damage or misuse, the high pressure spray emitted from it can the sprayer.

  • Page 6: Setup

    Always use the main filter outlet for one gun op- eration. Never plug this outlet. 3. Fill Packing Nutwet-Cup. See Fig 6-1 Fill the packing nut/wet-cup full with Graco Throat Seal Liquid (TSL), supplied. 4. Check the Electrical Service a. Be sure the electrical service is properly rated for your sprayer and that the outlet you use is prop- erly grounded.
  • Page 7 SETUP 7. Prepare the paint according to the manufacturer's 5. Plug in the Sprayer. Be sure the ONlOFF switch is OFF. Then plug the cord into a grounded electrical recommendations. outlet at least 6 m away from the spray area. a.

  • Page 8: Operation

    OPERATION WARNING 3. Put the suction tube into the paint container. Pressure Relief Procedure 4. Lower the pressure setting by turning the pressure To reduce the risk of serious bodily injury, including adjusting knob all the way counterclockwise. See Fig fluid injection, splashing fluid or solvent in the eyes 9- 1.
  • Page 9 OPERATION Cleaning a Clogged Tip WARNING To reduce the risk of serious bodily injury from fluid injection: NEVER operate the spray gun with thetipguard re- moved. DO NOT hold your hand, body, or a rag in front of the spray tip when cleaning or checking a clogged tip.

  • Page 10: Shutdown & Care

    SHUTDOWN AND CARE 5. For very short shutoff periods, leave the suction tube WARNING in the paint, follow the Pressure Relief Procedure Warning on page 11, and clean the spray tip. To reduce the risk of serious bodily injury, including fluid injection or splashing in the eyes or the skin, 6.

  • Page 11: Flushing Guidelines

    FLUSHING GUIDELINES Pressure Relief Procedure 4. Engage the gun safety latch. To reduce the risk of serious bodily injury, including fluid injection, splashing fluid or solvent in the eyes or on the skin, or injury from moving parts or electric 5.
  • Page 12 FLUSHING GUIDELINES How to Flush 7. Hold a metal part of the gun firmly against and aimed into a metal wastecontainer. SeeFig Squeeze page 1 the trigger and hold it open, turn the switch to ON, and slowly increase the pressure setting until 2.

  • Page 13: Troubleshooting Guide

    TROUBLESHOOTING GUIDE WARNING Relief a metal part of a '5. Hold of the gun to the side Pressure Procedure firmly gun to To reduce metal pail, and trigger including grounded relieve the risk serious bodily injury, fluid iniection. from park or electric shock, alwaysfollowthisprocedurewhenever you shut off the having...
  • Page 14 WHAT TO CHECK ‘YPE PROBLEM WHAT TO If check OK, go to the next check. If check is not OK, refer to this column. Diagnosing circuit board 1. Replace any loose terminals and crimp to indicator lamps. The nor- be sure they are securely fastened ana mal condition is red lamp on, properly mated.
  • Page 15 WHAT TO CHECK WHAT TO DO If check is to the next check. If check is not refer to this column. (continued) 1. Checkelectrical supply. Connectvoltmeter 1. Reset circuit breaker or replace outlet Both lamps off to electrical outlet. Meter should read Volts open, see "Electrical Short", page 18.
  • Page 16 WHAT TO CHECK TYPE OF PROBLEM TO DO WHAT If check is OK, to the next check. If check is not OK, refer to this column. Check for worn spray tip. Follow Pressure Relief Procedure Warning then replace tip. See you1 separate gun or tip manual.
  • Page 17 TYPE OF PROBLEM WHAT TO CHECK " If check Is go to the next check. If check is not refer to this column. Motor runs pump 1. Check paint supply. Refill and reprime pump. strokes 2. Check for clogged intake strainer. 2.
  • Page 18 WHAT TO CHECK WHAT TO DO is OK, If check is not OK. refer to this column. check go to the next check. Check to see if sprayer has been operat- 1. Decrease pressure setting or increase tip ing at high pressure with small tips, size.

  • Page 19: Spintest

    SPIN TEST WARNING 5. Hold a metal part of the gun firmly to the side of a Pressure Relief Procedure To reduce the risk of serious bodily injury, including grounded metal pail, and trigger the gu.n to relieve fluid injection, injury from splashing fluid or solvent in oressure.
  • Page 20 BRIDGE TEST Remove the bridge from the pressure control box and perform this test to determine if the bridge is functional. Ohmmeter See BRIDGE RECTIFIER REPLACEMENT, page 24. Check For Reading 1. Line short ohms scale. Connect meter to bridge ACl All tests must be performed.

  • Page 21: General Repair Notes

    GENERAL REPAIR NOTES WARNING CAUTION Pressure Relief Procedure be sure to properly mate connectors, and never pull To reduce the risk of serious bodily injury, including on a wire to disconnect Pulling on a wire could fluid injection, injury from splashing fluid or solvent in the eyes or on the skin, moving parts or electric shock, always follow this procedure whenever you .shut off the sprayer, when checking or servicing any...
  • Page 22 POWER SUPPLY CORD REPLACEMENT WARNING Before doing this procedure, follow the Pressure Relief Procedure Warning on page 21 to reduce the risk of a fluid injection injury, splashing in the eyes or on the skin, injury from moving parts, or electric shock.

  • Page 23: On/Off Switch Replacement

    WARNING eyes or on the skin, injury from moving parts, or electric shock. Refer to fig 23-1 and 23- 2 1. Remove the pressure control cover and screws. 2. Remove the wires attached to the switch (302) at 3. Use a 16 mm socket wrench to loosen and remove the nut and rubber boot (303) from the top of the pressure control box.

  • Page 24: Bridge.rectifier Replacement

    BRIDGE RECTIFIER REPLACEMENT 5. Install.the front screw (331), lockwasher (333) and nut (332). Before doing this procedure, follow the Pressure Relief Procedure Warning on page 21 to reduce CAUTION the risk of a fluid injection injury, splashing in the The lockwashers (333) must be in front of the bridge eyes or on the skin, injury from moving parts, or to avoid overheating which will result in bridge electric shock.

  • Page 25: Choke Replacement

    CHOKE REPLACEMENT WARNING Before doing this procedure, follow the Pressure Relief Procedure Warning on page 21 to reduce the risk of a fluid injection injury, splashing in the eyes or the skin, injury from moving parts, or electric shock. Refer to 2.

  • Page 26: Circuit Board Replacement

    CIRCUIT BOARD REPLACEMENT KNOB CIRCUIT PRESSURE CONTROL eyes or on the skin, injury from moving parts, or electric shock. Refer to Fig 212-1 and Remove the pressure control cover and screws, 2. Turn the pressure control knob all the way counter- clockwise to the minimum setting to release spring tension on the board.

  • Page 27: Pressure Control Replacement

    PRESSURE CONTROL REPLACEMENT 9. Perform the STALL PRESSURE CALIBRATION WARNING starling on page 28, before regular operation of the Before doing this procedure, follow the Pressure sprayer. Procedure Warning Relief on page 21 to reduce the risk of a fluid injection injury, splashing in the CAUTION eyes or on the skin, injury from moving parts, or Do not allow the adapter (A) to turn while installing...
  • Page 28 STALL PRESSURE CALIBRATION WARNING USE EXTREME CAUTION WHEN PERFORMING THIS CALIBRATION PROCEDURE to reduce the risk of a fluid injection injury or other serious bodily injury which can result from component rupture, electric shock, fire, explosion, or moving parts. This procedure sets the sprayer to 207 bar MAXIMUM NEVER EXCEED 207 bar MAXIMUM WORKING PRESSURE.
  • Page 29 STALL PRESSURE CALIBRATION Use a 9 rnm ignition wrench to turn the pressure ad- justment nut (S) counterclockwise about two full To prevent pump corrosion, flush the water out of turns. See Fig 29-1. the pump, hose and gun with mineral spirits. Be sure to close the drain valve, first.
  • Page 30 BEARING HOUSING & CONNECTING ROD REPLACEMENT Before doing this procedure, WARNING follow the Pressure DO NOT use the bearing Relief Procedure Warning on page 21 to reduce to align or seat the bearing housing; the bearing and the risk of a fluid injection injury, splashing in the drive housing will not align properly and will result in eyes or in the skin, injury from moving parts or elec- premature bearing wear.
  • Page 31 BEARING HOUSING & CONNECTING ROD REPLACEMENT Refer to Fig 3 1 14. Screw the displacement pump about 314 of the way into the bearing housing Hold the pin (20) up to (27). the pin hole in the connecting rod assembly (3) and continue screwing in the pump until the pin slides easily into the hole.

  • Page 32: Drive Housing Replacement

    DRIVE HOUSING REPLACEMENT CAUTION DO NOT allow the gear cluster (9) to fall when re- moving the drive housing (2). It is easily damaged if the risk of a fluid injection injury, splashing in the dropped. The gear may stay engaged in either the eyes or in the skin, injury from moving parts or elec- front end bell or the drive housing.

  • Page 33: Motor Brush Replacement

    MOTOR REPLACEMENT WARNING NOTE: New motor brushes are included with each Packing Repair Kit. Replace them when replac- ing the packings, and/or when they have been (14). See Fig 33-1. (H), 2. Remove the screws inspection covers gaskets (K) on each side of the motor. See Fig33-I. 3.

  • Page 34: Motor Replacement

    MOTOR CAPACITOR REPLACEMENT WARNING leads. Remove the fan cover (F) and screws (G) from the the motor. See Fig 34-1. rear 3. Use a screwdriver to gently lift the fan tab out of the motor shaft groove and remove the fan (N). (H), Remove the inspection cover (J), screws gasket (K) from each side of the motor (1).
  • Page 35 MOTOR REPLACEMENT WARNING 6. Loosen the connector nut (77b) atthe motor and pull Before doing this procedure, follow the Pressure the conduit (22) away from the motor, then pull the Relief Procedure Warning on page 21 to reduce leads through the conduit, one at a time. the risk of a fluid injection injury, splashing in the eyes or in the skin, injury from moving parts or elec- Unscrew the elbow (77b) from the motor.
  • Page 36 MOTOR REPLACEMENT 14. Lift the motor assembly the frame. Remove the pump (39) from the rear to loosen the drive housing from the front end bell. Then pull the drive housing motor bracket (A). away from the end bell. 15. Secure the motor bracket (A) to the new motor. Align the motor assembly with the frame mounting holes.
  • Page 37 NOTES 307670...
  • Page 38 PARTS COMPLETE SPRAYER...
  • Page 39 PARTS DRAWING BASIC SPRAYER NO. PART NO. DESCRIPTION NO. PART NO. DESCRIPTION 221-069 MOTOR, electric COVER, bearing housing; 31a 179-950" .LABEL. Includes replaceable items Ib, le- lh, WARNING . . . and one of item 10 107-209 SCREW. mach. filh: 220-995 .HOUSING, motor no.

  • Page 40: Pressure Control Assembly

    PARTS PRESSURE CONTROL PRESSURE CONTROL ASSEMBLY 221-116 PART NO. DESCRIPTION PART NO. DESCRIPTION 300 218-351 325 100-975 PRESSURE CONTROL NUT, hex mach, n0.5 326 101-972 INCLUDES LOCKWASHER, ext;shakeproof; no. 302 107-437 327 157-021 LOCKWASHER. no. 8 internal 303 105-659 328 108-295 .BOOT.
  • Page 41 WIRING DIAGRAM ,302 THESE WIRES ARE CONNECTED TO TWO TERMINALS ON THE OTHER SIDE THE ON/OFF SWITCH...

  • Page 42: Accessories

    ACCESSORIES (200 DISPLACEMENT PUMP REPAIR KIT 220-845 SUCTION TUBE KIT208-259 gallon liter) size Repair instructions included with kit. Includes: MOTOR BRUSH KIT 220-367 PART NO. DESCRIPTION Repair instructions included with kit. 1 5 6 5 8 9 UNION, 90 DEG ADAPTER; SUCTION TUBE KIT 208-920 5 gallon (1 9 liter) size Includes: SPRING GUARD ONE END...

  • Page 43: Technical Data

    TECHNICAL DATA ....Power Requirements Pump Inlet Size 3/4 npt(m) with 20" ID chamfer ..phase, 7 amp minimum Fluid Outlet Size 1/4 npsm from fluid filter...

  • Page 44: Warranty

    Graco distributor to the orlginal purchaser for purchaser's sole remedy for breach of this warranty, Graco will, fora period of twelve months from the date of sale, repair or replace any part of the equipment proven defective, with the exception of defects in parts on...

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